package com.hongyue.na1;

public class Demo {
    public static void main(String[] args) {
        A((a, b) -> System.out.println(a + ".." + b), "aa", 12);
        A b = B();
        b.s("a",10);

    }

    public static void A(A a, String b, int c) {
        a.s(b,c);
    }

    public static A B() {
        return (a, b) -> System.out.println(a + ".." + b);
    }
}
